# DiamondMaster vs GN Diamond App

The clearest difference is rating: GN Diamond App at 5.0 against DiamondMaster's 4.0. GN Diamond App also leads on in-app purchases (none vs 4) and update cadence (every 3 weeks vs every 5 weeks). DiamondMaster's advantage is iOS requirement (11.0 vs 13.0). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. DiamondMaster sells 4 in-app purchases, starting at $6.99 per 7 days. GN Diamond App asks for nothing beyond the download.

GN Diamond App holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 5 and 3 respectively.

DiamondMaster ships an update every 5 weeks, GN Diamond App every 3 weeks. The most recent releases landed on September 19, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | DiamondMaster | GN Diamond App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (5 ratings)](https://appshunter.io/ios/app/diamondmaster/id447221419/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/gn-diamond-app/id6449014961/reviews)** |
| Number of ratings | **5** | 3 |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 35 MB | 125 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Wayne Prentice](https://appshunter.io/developer/447221422) | [G. N. Diamond, L.L.cO.](https://appshunter.io/developer/1687436913) |

## What reviewers say

### DiamondMaster

[App page](https://appshunter.io/ios/app/diamondmaster/id447221419)

This app provides wholesale diamond pricing and market analysis for professionals. It compares mined and lab-grown diamonds across multiple grading systems and currencies, offering insights into value appreciation and depreciation.

**Highlights:** Compares mined and lab-grown diamonds, Wholesale value comparisons, 13 mediums of exchange and 8 C's, 4 grading systems displayed simultaneously, Dimension guidelines for shapes and carat weights, Tracks value appreciation/depreciation, Global price adjuster

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Wholesale "Bright List" 1 wk. | $6.99 | per 7 days |
| Wholesale "Bright List" 1 mo. | $24.99 | per month |
| Wholesale "Bright List" 6 mo. | $109.99 | per 6 months |
| Wholesale "Bright List" 1 yr. | $199.99 | per year |


### GN Diamond App

[App page](https://appshunter.io/ios/app/gn-diamond-app/id6449014961)

Access a wholesale catalog of GIA certified natural and lab-grown loose diamonds, as well as finished diamond jewelry. Browse items like diamond studs, tennis bracelets, and necklaces with detailed light performance information. Enjoy free shipping seven days a week.

**Highlights:** GIA certified loose diamonds, Natural and lab-grown options, Finished diamond jewelry, Diamond studs, bracelets, necklaces, Light performance details, Free shipping, Open 7 days a week

**In-app purchases:** none


## Frequently asked questions

### Is DiamondMaster free?

DiamondMaster is free to download, with in-app purchases available.

### Is GN Diamond App free?

GN Diamond App is free to download, with no in-app purchases.

### Which has better reviews, DiamondMaster or GN Diamond App?

GN Diamond App is rated higher. DiamondMaster averages 4.0 out of 5 from 5 ratings, while GN Diamond App averages 5.0 from 3 ratings.

### Do DiamondMaster or GN Diamond App have ads?

Neither DiamondMaster nor GN Diamond App shows ads.

### Which is updated more often, DiamondMaster or GN Diamond App?

DiamondMaster ships an update every 5 weeks, and GN Diamond App every 3 weeks. Most recently, DiamondMaster was updated on September 19, 2026 and GN Diamond App on June 1, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*